1. APIs
  2. Norethindrone Acetate
  3. Impurities
  4. Norethindrone
  1. APIs
  2. Norgestrel
  3. Impurities
  4. Norethindrone
  1. APIs
  2. Ethynodiol Diacetate
  3. Impurities
  4. Norethindrone

Norethindrone

Structure

Other Names & Identifiers

  • BP Norethisterone Acetate Impurity A
  • Norethisterone

CASRN

68-22-4

Limits

0.1%

References

  1. British Pharmacopoeia 2014: Norethisterone API
    2. (View all citations for this reference)
  2. European Pharmacopoeia 8.2 Norethisterone
    3. (View all citations for this reference)
  3. British Pharmacopoeia 2017: Norethisterone monograph.
    4. (View all citations for this reference)
  4. Gorog SH, B. Analysis of Steroids. 38. The use of high-performance liquid chromatography with diode-array UV detection for estimating impurity profiles of steroid drugs. Journal of Chromatography. 1987; 400:177-86.
    5. (View all citations for this reference)
  5. Babják, M.; Balogh, G.; Gazdag, M.; Görög, S. Estimation of Impurity Profiles of Drugs and Related Materials: Part XXI. HPLC/UV/MS Study of the Impurity Profile of Ethynodiol Diacetate. J. Pharm. Biomed. Anal. 2002, 29 (6), 1153–1157. (View all citations for this reference)